umbral | a68b90e0481fc97117d68b197e3149e98f9040ea0b1b70f83a1f0de9825124d0

Analysis

max time kernel
96s
max time network
98s
platform
windows10-2004_x64
resource
win10v2004-20241007-en
resource tags

arch:x64arch:x86image:win10v2004-20241007-enlocale:en-usos:windows10-2004-x64system
submitted
19/01/2025, 09:43

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General

Target
NeverSense.exe
Size 231KB
Sample250119-lp5khsspcy
SHA256 a68b90e0481fc97117d68b197e3149e98f9040ea0b1b70f83a1f0de9825124d0
MD5 7414d4b850e9a986b199a741613a5fd0
SHA1 797ac658f7371c68e64e94b1ac5df8d80b120710
SHA512 ecec7ad30472c366a9bdada5de639471efd207a297c7652f17343bbd83f94b0486ade175b40272a31c052b7559c32ce4bd9fe8be0ad63fccbfb753db41ca6c00
SSDEEP 6144:RloZM+rIkd8g+EtXHkv/iD4YfF8Ye5xy9XKYZd8N3b8e1mu/i:joZtL+EP8YfF8Ye5xy9XKYZd8Bg
MD5 SHA1 SHA512 SSDEEP

Score

10^/10

umbral discovery execution spyware stealer

Malware Config

Signatures

Detect Umbral payload 1 IoCs

resource	yara_rule
behavioral2/memory/3864-1-0x0000021BDC840000-0x0000021BDC880000-memory.dmp	family_umbral

Umbral
Umbral stealer is an opensource moduler stealer written in C#.
stealer umbral
Umbral family
umbral

Command and Scripting Interpreter: PowerShell 1 TTPs 4 IoCs

Using powershell.exe command.

execution

PowerShell

T1059.001

pid	Process
4072	powershell.exe
4428	powershell.exe
2116	powershell.exe
2344	powershell.exe

Drops file in Drivers directory 1 IoCs

description	ioc	Process
File opened for modification	C:\Windows\System32\drivers\etc\hosts	NeverSense.exe

Reads user/profile data of web browsers 3 TTPs
Infostealers often target stored browser data, which can include saved credentials etc.
spyware stealer

Data from Local System
T1005

Credentials In Files
T1552.001

Credentials from Web Browsers
T1555.003

Legitimate hosting services abused for malware hosting/C2 1 TTPs 2 IoCs

Web Service

T1102

flow	ioc
15	discord.com
16	discord.com

Looks up external IP address via web service 1 IoCs

Uses a legitimate IP lookup service to find the infected system's external IP.

flow	ioc
6	ip-api.com

System Network Configuration Discovery: Internet Connection Discovery 1 TTPs 2 IoCs

Adversaries may check for Internet connectivity on compromised systems.

discovery

Internet Connection Discovery

T1016.001

pid	Process
4856	cmd.exe
3144	PING.EXE

Detects videocard installed 1 TTPs 1 IoCs

Uses WMIC.exe to determine videocard installed.

System Information Discovery

T1082

pid	Process
1172	wmic.exe

Runs ping.exe 1 TTPs 1 IoCs

Remote System Discovery

T1018

pid	Process
3144	PING.EXE

Suspicious behavior: EnumeratesProcesses 11 IoCs

pid	Process
3864	NeverSense.exe
2344	powershell.exe
2344	powershell.exe
4072	powershell.exe
4072	powershell.exe
4428	powershell.exe
4428	powershell.exe
3944	powershell.exe
3944	powershell.exe
2116	powershell.exe
2116	powershell.exe

Suspicious use of AdjustPrivilegeToken 64 IoCs

description	pid	Process
Token: SeDebugPrivilege	3864	NeverSense.exe
Token: SeIncreaseQuotaPrivilege	5108	wmic.exe
Token: SeSecurityPrivilege	5108	wmic.exe
Token: SeTakeOwnershipPrivilege	5108	wmic.exe
Token: SeLoadDriverPrivilege	5108	wmic.exe
Token: SeSystemProfilePrivilege	5108	wmic.exe
Token: SeSystemtimePrivilege	5108	wmic.exe
Token: SeProfSingleProcessPrivilege	5108	wmic.exe
Token: SeIncBasePriorityPrivilege	5108	wmic.exe
Token: SeCreatePagefilePrivilege	5108	wmic.exe
Token: SeBackupPrivilege	5108	wmic.exe
Token: SeRestorePrivilege	5108	wmic.exe
Token: SeShutdownPrivilege	5108	wmic.exe
Token: SeDebugPrivilege	5108	wmic.exe
Token: SeSystemEnvironmentPrivilege	5108	wmic.exe
Token: SeRemoteShutdownPrivilege	5108	wmic.exe
Token: SeUndockPrivilege	5108	wmic.exe
Token: SeManageVolumePrivilege	5108	wmic.exe
Token: 33	5108	wmic.exe
Token: 34	5108	wmic.exe
Token: 35	5108	wmic.exe
Token: 36	5108	wmic.exe
Token: SeIncreaseQuotaPrivilege	5108	wmic.exe
Token: SeSecurityPrivilege	5108	wmic.exe
Token: SeTakeOwnershipPrivilege	5108	wmic.exe
Token: SeLoadDriverPrivilege	5108	wmic.exe
Token: SeSystemProfilePrivilege	5108	wmic.exe
Token: SeSystemtimePrivilege	5108	wmic.exe
Token: SeProfSingleProcessPrivilege	5108	wmic.exe
Token: SeIncBasePriorityPrivilege	5108	wmic.exe
Token: SeCreatePagefilePrivilege	5108	wmic.exe
Token: SeBackupPrivilege	5108	wmic.exe
Token: SeRestorePrivilege	5108	wmic.exe
Token: SeShutdownPrivilege	5108	wmic.exe
Token: SeDebugPrivilege	5108	wmic.exe
Token: SeSystemEnvironmentPrivilege	5108	wmic.exe
Token: SeRemoteShutdownPrivilege	5108	wmic.exe
Token: SeUndockPrivilege	5108	wmic.exe
Token: SeManageVolumePrivilege	5108	wmic.exe
Token: 33	5108	wmic.exe
Token: 34	5108	wmic.exe
Token: 35	5108	wmic.exe
Token: 36	5108	wmic.exe
Token: SeDebugPrivilege	2344	powershell.exe
Token: SeDebugPrivilege	4072	powershell.exe
Token: SeDebugPrivilege	4428	powershell.exe
Token: SeDebugPrivilege	3944	powershell.exe
Token: SeIncreaseQuotaPrivilege	1244	wmic.exe
Token: SeSecurityPrivilege	1244	wmic.exe
Token: SeTakeOwnershipPrivilege	1244	wmic.exe
Token: SeLoadDriverPrivilege	1244	wmic.exe
Token: SeSystemProfilePrivilege	1244	wmic.exe
Token: SeSystemtimePrivilege	1244	wmic.exe
Token: SeProfSingleProcessPrivilege	1244	wmic.exe
Token: SeIncBasePriorityPrivilege	1244	wmic.exe
Token: SeCreatePagefilePrivilege	1244	wmic.exe
Token: SeBackupPrivilege	1244	wmic.exe
Token: SeRestorePrivilege	1244	wmic.exe
Token: SeShutdownPrivilege	1244	wmic.exe
Token: SeDebugPrivilege	1244	wmic.exe
Token: SeSystemEnvironmentPrivilege	1244	wmic.exe
Token: SeRemoteShutdownPrivilege	1244	wmic.exe
Token: SeUndockPrivilege	1244	wmic.exe
Token: SeManageVolumePrivilege	1244	wmic.exe

Suspicious use of WriteProcessMemory 26 IoCs

description	pid	Process	procid_target
PID 3864 wrote to memory of 5108	3864	NeverSense.exe	82
PID 3864 wrote to memory of 5108	3864	NeverSense.exe	82
PID 3864 wrote to memory of 2604	3864	NeverSense.exe	85
PID 3864 wrote to memory of 2604	3864	NeverSense.exe	85
PID 3864 wrote to memory of 2344	3864	NeverSense.exe	87
PID 3864 wrote to memory of 2344	3864	NeverSense.exe	87
PID 3864 wrote to memory of 4072	3864	NeverSense.exe	89
PID 3864 wrote to memory of 4072	3864	NeverSense.exe	89
PID 3864 wrote to memory of 4428	3864	NeverSense.exe	91
PID 3864 wrote to memory of 4428	3864	NeverSense.exe	91
PID 3864 wrote to memory of 3944	3864	NeverSense.exe	93
PID 3864 wrote to memory of 3944	3864	NeverSense.exe	93
PID 3864 wrote to memory of 1244	3864	NeverSense.exe	95
PID 3864 wrote to memory of 1244	3864	NeverSense.exe	95
PID 3864 wrote to memory of 1240	3864	NeverSense.exe	97
PID 3864 wrote to memory of 1240	3864	NeverSense.exe	97
PID 3864 wrote to memory of 1080	3864	NeverSense.exe	99
PID 3864 wrote to memory of 1080	3864	NeverSense.exe	99
PID 3864 wrote to memory of 2116	3864	NeverSense.exe	101
PID 3864 wrote to memory of 2116	3864	NeverSense.exe	101
PID 3864 wrote to memory of 1172	3864	NeverSense.exe	103
PID 3864 wrote to memory of 1172	3864	NeverSense.exe	103
PID 3864 wrote to memory of 4856	3864	NeverSense.exe	105
PID 3864 wrote to memory of 4856	3864	NeverSense.exe	105
PID 4856 wrote to memory of 3144	4856	cmd.exe	107
PID 4856 wrote to memory of 3144	4856	cmd.exe	107

Views/modifies file attributes 1 TTPs 1 IoCs

evasion

Hidden Files and Directories

T1564.001

pid	Process
2604	attrib.exe

C:\Users\Admin\AppData\Local\Temp\NeverSense.exe
"C:\Users\Admin\AppData\Local\Temp\NeverSense.exe"
1⤵
- Drops file in Drivers directory
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:3864
- C:\Windows\System32\Wbem\wmic.exe
  "wmic.exe" csproduct get uuid
  2⤵
  - Suspicious use of AdjustPrivilegeToken
  PID:5108
- C:\Windows\SYSTEM32\attrib.exe
  "attrib.exe" +h +s "C:\Users\Admin\AppData\Local\Temp\NeverSense.exe"
  2⤵
  - Views/modifies file attributes
  PID:2604
- C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe
  "powershell.exe" Add-MpPreference -ExclusionPath 'C:\Users\Admin\AppData\Local\Temp\NeverSense.exe'
  2⤵
  - Command and Scripting Interpreter: PowerShell
  - Suspicious behavior: EnumeratesProcesses
  - Suspicious use of AdjustPrivilegeToken
  PID:2344
- C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe
  "powershell.exe" Set-MpPreference -DisableIntrusionPreventionSystem $true -DisableIOAVProtection $true -DisableRealtimeMonitoring $true -DisableScriptScanning $true -EnableControlledFolderAccess Disabled -EnableNetworkProtection AuditMode -Force -MAPSReporting Disabled -SubmitSamplesConsent NeverSend && powershell Set-MpPreference -SubmitSamplesConsent 2
  2⤵
  - Command and Scripting Interpreter: PowerShell
  - Suspicious behavior: EnumeratesProcesses
  - Suspicious use of AdjustPrivilegeToken
  PID:4072
- C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe
  "powershell.exe" Get-ItemPropertyValue -Path HKCU:SOFTWARE\Roblox\RobloxStudioBrowser\roblox.com -Name .ROBLOSECURITY
  2⤵
  - Command and Scripting Interpreter: PowerShell
  - Suspicious behavior: EnumeratesProcesses
  - Suspicious use of AdjustPrivilegeToken
  PID:4428
- C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe
  "powershell.exe" Get-ItemPropertyValue -Path HKLN:SOFTWARE\Roblox\RobloxStudioBrowser\roblox.com -Name .ROBLOSECURITY
  2⤵
  - Suspicious behavior: EnumeratesProcesses
  - Suspicious use of AdjustPrivilegeToken
  PID:3944
- C:\Windows\System32\Wbem\wmic.exe
  "wmic.exe" os get Caption
  2⤵
  - Suspicious use of AdjustPrivilegeToken
  PID:1244
- C:\Windows\System32\Wbem\wmic.exe
  "wmic.exe" computersystem get totalphysicalmemory
  2⤵
  PID:1240
- C:\Windows\System32\Wbem\wmic.exe
  "wmic.exe" csproduct get uuid
  2⤵
  PID:1080
- C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe
  "powershell.exe" Get-ItemPropertyValue -Path 'HKLM:System\CurrentControlSet\Control\Session Manager\Environment' -Name PROCESSOR_IDENTIFIER
  2⤵
  - Command and Scripting Interpreter: PowerShell
  - Suspicious behavior: EnumeratesProcesses
  PID:2116
- C:\Windows\System32\Wbem\wmic.exe
  "wmic" path win32_VideoController get name
  2⤵
  - Detects videocard installed
  PID:1172
- C:\Windows\SYSTEM32\cmd.exe
  "cmd.exe" /c ping localhost && del /F /A h "C:\Users\Admin\AppData\Local\Temp\NeverSense.exe" && pause
  2⤵
  - System Network Configuration Discovery: Internet Connection Discovery
  - Suspicious use of WriteProcessMemory
  PID:4856
- - C:\Windows\system32\PING.EXE
    ping localhost
    3⤵
    - System Network Configuration Discovery: Internet Connection Discovery
    - Runs ping.exe
    PID:3144

Network

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

Command and Scripting Interpreter

T1059

PowerShell

T1059.001

Persistence

Privilege Escalation

Defense Evasion

Hide Artifacts

T1564

Hidden Files and Directories

T1564.001

Credential Access

Credentials from Password Stores

T1555

Credentials from Web Browsers

T1555.003

Unsecured Credentials

T1552

Credentials In Files

T1552.001

Discovery

Remote System Discovery

T1018

System Information Discovery

T1082

System Network Configuration Discovery

T1016

Internet Connection Discovery

T1016.001

Lateral Movement

Collection

Data from Local System

T1005

Command and Control

Web Service

T1102

Exfiltration

Impact

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Downloads

powershell.exe.log

Path C:\Users\Admin\AppData\Local\Microsoft\CLR_v4.0\UsageLogs\powershell.exe.log
Size 2KB
SHA256 84739c608a73509419748e4e20e6cc4e1846056c3fe1929a8300d5a1a488202f
MD5 d85ba6ff808d9e5444a4b369f5bc2730
SHA1 31aa9d96590fff6981b315e0b391b575e4c0804a
SHA512 8c414eb55b45212af385accc16d9d562adba2123583ce70d22b91161fe878683845512a78f04dedd4ea98ed9b174dbfa98cf696370598ad8e6fbd1e714f1f249
MD5 SHA1 SHA512

Submit Download

StartupProfileData-NonInteractive

Path C:\Users\Admin\AppData\Local\Microsoft\Windows\PowerShell\StartupProfileData-NonInteractive
Size 944B
SHA256 5ab6a1726f425c6d0158f55eb8d81754ddedd51e651aa0a899a29b7a58619c4c
MD5 6d42b6da621e8df5674e26b799c8e2aa
SHA1 ab3ce1327ea1eeedb987ec823d5e0cb146bafa48
SHA512 53faffbda8a835bc1143e894c118c15901a5fd09cfc2224dd2f754c06dc794897315049a579b9a8382d4564f071576045aaaf824019b7139d939152dca38ce29
MD5 SHA1 SHA512

Submit Download

StartupProfileData-NonInteractive

Path C:\Users\Admin\AppData\Local\Microsoft\Windows\PowerShell\StartupProfileData-NonInteractive
Size 948B
SHA256 98d3c70d7004fa807897317bd6cd3e977b9b6c72d4d2565aca0f9f8b1c315cba
MD5 966914e2e771de7a4a57a95b6ecfa8a9
SHA1 7a32282fd51dd032967ed4d9a40cc57e265aeff2
SHA512 dc39c7124a9c7c8d4c7e8e16290c46360b8d9a8f4e43edaacbbeb09bdcf20159a53db54d2b322372001b6a3de52b2f88e9088b5fdbc7638816ae0d122bb015f5
MD5 SHA1 SHA512

Submit Download

StartupProfileData-NonInteractive

Path C:\Users\Admin\AppData\Local\Microsoft\Windows\PowerShell\StartupProfileData-NonInteractive
Size 1KB
SHA256 cd0a1056e8f1b6cb5cb328532239d802f4e2aa8f8fcdc0fcb487684bd68e0dcc
MD5 276798eeb29a49dc6e199768bc9c2e71
SHA1 5fdc8ccb897ac2df7476fbb07517aca5b7a6205b
SHA512 0d34fce64bbefc57d64fa6e03ca886952263d5f24df9c1c4cce6a1e8f5a47a9a21e9820f8d38caa7f7b43a52336ce00b738ea18419aaa7c788b72e04ce19e4f2
MD5 SHA1 SHA512

Submit Download

StartupProfileData-NonInteractive

Path C:\Users\Admin\AppData\Local\Microsoft\Windows\PowerShell\StartupProfileData-NonInteractive
Size 1KB
SHA256 e9c4723a5fe34e081c3d2f548a1d472394cc7aa58056fcf44ca542061381243a
MD5 ec79fae4e7c09310ebf4f2d85a33a638
SHA1 f2bdd995b12e65e7ed437d228f22223b59e76efb
SHA512 af9dda12f6bb388d826fe03a4a8beed9bda23a978aa55a2af6a43271660ee896a7ee3bcf2c4d2f1e6180902791d8c23560f1c2ec097a501d8c6f4f6c49075625
MD5 SHA1 SHA512

Submit Download

__PSScriptPolicyTest_4shcwggd.qie.ps1

Path C:\Users\Admin\AppData\Local\Temp\__PSScriptPolicyTest_4shcwggd.qie.ps1
Size 60B
SHA256 96ad1146eb96877eab5942ae0736b82d8b5e2039a80d3d6932665c1a4c87dcf7
MD5 d17fe0a3f47be24a6453e9ef58c94641
SHA1 6ab83620379fc69f80c0242105ddffd7d98d5d9d
SHA512 5b592e58f26c264604f98f6aa12860758ce606d1c63220736cf0c779e4e18e3cec8706930a16c38b20161754d1017d1657d35258e58ca22b18f5b232880dec82
MD5 SHA1 SHA512

Submit Download

memory/2344-13-0x00007FFB33810000-0x00007FFB342D1000-memory.dmp

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memory/2344-12-0x0000012A2CCD0000-0x0000012A2CCF2000-memory.dmp

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memory/2344-14-0x00007FFB33810000-0x00007FFB342D1000-memory.dmp

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memory/2344-15-0x00007FFB33810000-0x00007FFB342D1000-memory.dmp

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memory/2344-18-0x00007FFB33810000-0x00007FFB342D1000-memory.dmp

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memory/3864-35-0x0000021BDE520000-0x0000021BDE570000-memory.dmp

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memory/3864-34-0x0000021BF7000000-0x0000021BF7076000-memory.dmp

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memory/3864-36-0x0000021BF7080000-0x0000021BF709E000-memory.dmp

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memory/3864-0-0x00007FFB33813000-0x00007FFB33815000-memory.dmp

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memory/3864-1-0x0000021BDC840000-0x0000021BDC880000-memory.dmp

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memory/3864-73-0x0000021BDE4E0000-0x0000021BDE4EA000-memory.dmp

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memory/3864-74-0x0000021BDE570000-0x0000021BDE582000-memory.dmp

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memory/3864-2-0x00007FFB33810000-0x00007FFB342D1000-memory.dmp

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memory/3864-90-0x00007FFB33813000-0x00007FFB33815000-memory.dmp

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memory/3864-91-0x00007FFB33810000-0x00007FFB342D1000-memory.dmp

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memory/3864-96-0x00007FFB33810000-0x00007FFB342D1000-memory.dmp

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memory/4072-31-0x0000023D9F310000-0x0000023D9F52C000-memory.dmp

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